// Copyright(c) 2019 - 2020, #Momo
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met :
// 
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and /or other materials provided with the distribution.
// 
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#pragma once

#include "Core/Application/GlobalContextSerializer.h"

#include <RuntimeObjectSystem/ObjectInterfacePerModule.h>
#include <RuntimeObjectSystem/RuntimeProtector.h>
#include <RuntimeObjectSystem/IObject.h>


#if defined(MXENGINE_WINDOWS)
#define MXENGINE_RUNTIME_LINKLIBRARY(library) RUNTIME_COMPILER_LINKLIBRARY(library)
#elif defined(MXENGINE_LINUX)
#define MXENGINE_RUNTIME_LINKLIBRARY(library) RUNTIME_COMPILER_LINKLIBRARY("-l" library)
#elif defined(MXENGINE_MACOS)
#define MXENGINE_RUNTIME_LINKLIBRARY(library) RUNTIME_COMPILER_LINKLIBRARY("-framework " library)
#endif

namespace MxEngine
{
    #if !defined(RCCPPOFF)
    namespace
    {
        auto suppressUnusedFunction = GetTrackingInfoFunc<0>(0);
    }
    #endif

    struct SciptableInterface : public IObject, public RuntimeProtector
    {
        enum ScriptableID : InterfaceID
        {
            ID = IID_ENDInterfaceID,
        };

        struct
        {
            ScriptableMethod Method = ScriptableMethod::ON_CREATE;
            MxObject::Handle Self;
        } CurrentState;

        virtual void InitializeModuleContext(void* context) 
        {
            GlobalContextSerializer::Deserialize(context); 
            // script dll is not properly unloaded, unregistering reflection info results in crush
            // to prevent it we need to disable unregister mechanism in dll module
            rttr::detail::get_registration_manager().set_disable_unregister();
        }

        virtual void ProtectedFunc() final
        {
            switch (this->CurrentState.Method)
            {
            case ScriptableMethod::ON_CREATE:
                this->OnCreate(this->CurrentState.Self);
                break;
            case ScriptableMethod::ON_RELOAD:
                this->OnReload(this->CurrentState.Self);
                break;
            case ScriptableMethod::ON_UPDATE:
                this->OnUpdate(this->CurrentState.Self);
                break;
            default:
                break;
            }
        }

        auto& GetDatabase() { return this->CurrentState.Self->GetComponent<Script>()->Database; }

        // overriten in derived classes
        virtual void OnCreate(MxObject::Handle self) { }
        virtual void OnReload(MxObject::Handle self) { }
        virtual void OnUpdate(MxObject::Handle self) { }
    };

    class Scriptable : public TInterface<SciptableInterface::ID, SciptableInterface> { };

    #define MXENGINE_RUNTIME_EDITOR(script) static_assert(sizeof(Scriptable) == sizeof(script), "do not use non-static fields in script, use script database instead"); REGISTERCLASS(script)
}